CN109707621A - A kind of single-screw (single screw) pump that stator is swung - Google Patents
A kind of single-screw (single screw) pump that stator is swung Download PDFInfo
- Publication number
- CN109707621A CN109707621A CN201811552025.7A CN201811552025A CN109707621A CN 109707621 A CN109707621 A CN 109707621A CN 201811552025 A CN201811552025 A CN 201811552025A CN 109707621 A CN109707621 A CN 109707621A
- Authority
- CN
- China
- Prior art keywords
- screw
- pump
- rotor
- pump case
- shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Abstract
The invention discloses the single-screw (single screw) pumps that a kind of stator is swung, including single screw rod pump case, the bottom surface of the single screw rod pump case has been bolted pump case fixing card, the bottom surface of the pump case fixing card is fixedly connected with firm banking, the side of the single screw rod pump case is equipped with fixed motor, the bottom bolts of the fixed motor are connected with motor fixing card, the inside of the fixed motor is serially connected with machine shaft, one end of the machine shaft is fixedly connected with shaft joint, the shaft joint is fixedly connected with connection shaft far from the side of machine shaft, the axial plane of the connection shaft is serially connected with stable bearing, the connection shaft is fixedly connected with fixator far from the side of shaft joint, the fixator is rotatably connected to swing-rotor far from the side of connection shaft.In the present invention, using swing-rotor, the J-type design of swing-rotor, which can be offset, connect the centrifugal force that rotation generates with screw rotor, keeps single-screw (single screw) pump operation more stable.
Description
Technical field
The present invention relates to the single-screw (single screw) pumps that single-screw (single screw) pump field more particularly to a kind of stator are swung.
Background technique
Single-screw (single screw) pump belongs to rotator type positive displacement pump, it is to produce by screw rod and bushing intermeshing in suction chamber and discharge chamber
Raw volume variation carrys out pumped (conveying) medium, it is a kind of hermetic screw pump of internal messing, and main working parts are by with double end spiral shell
Single thread screw rod (rotor) composition for revolving the bushing (stator) of cavity and being engaged in bore of stator, these seal chamber volumes
It is unchangeably at the uniform velocity axially moved, pumped (conveying) medium is delivered to from suction side through stator-rotor pair and extrudes end, suck closed chamber
Interior medium flows through stator without being stirred and destroying, and single-screw (single screw) pump use scope is extremely wide, is mainly used in: environmental protection, ship
Oceangoing ship industry, petroleum industry, medicine, daily use chemicals, brewing industry, building industry, mining industry, chemical industry, printing, paper industry, mesh
Preceding single-screw (single screw) pump in the market mostly uses greatly universal joint drive rotor to make planet gyration around stator center, and single-screw (single screw) pump is caused to run
Stability is poor, is easy to happen failure.
There is centrifugal force when the universal joint rotation of existing single-screw (single screw) pump connecting screw rotor, keep single-screw (single screw) pump stable
Property poor, high noise, the internal structure damage of single-screw (single screw) pump is easy after long-play, the maintenance cost of single-screw (single screw) pump is high, process
Complexity causes enterprise's production cost to get higher.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and single spiral shell that a kind of stator proposed is swung
Bar pump.
To achieve the goals above, present invention employs following technical solutions: a kind of single-screw (single screw) pump that stator is swung, including
Single screw rod pump case, the bottom surface of the single screw rod pump case have been bolted pump case fixing card, and the bottom surface of the pump case fixing card is fixed
It is connected with firm banking, the side of the single screw rod pump case is equipped with fixed motor, and the bottom bolts of the fixed motor are connected with
Motor fixing card, the inside of the fixed motor are serially connected with machine shaft, and one end of the machine shaft is fixedly connected with connecting shaft
Device, the shaft joint are fixedly connected with connection shaft far from the side of machine shaft, and the axial plane of the connection shaft is serially connected with surely
Dead axle is held, and the connection shaft is fixedly connected with fixator far from the side of shaft joint, and the fixator is far from connection shaft
Side is rotatably connected to swing-rotor, and the swing-rotor is fixedly connected with screw pump rotor far from the side of connection shaft, institute
The outer surface for stating screw pump rotor is socketed with screw pump stator, and the single screw rod pump case offers row far from the side of fixed motor
Port offers air entry at the top of the single screw rod pump case.
It is as above-mentioned technical proposal to further describe:
The quantity of the stable bearing is two, is serially connected in the both ends of connection shaft, and the fixed company in outside of stable bearing respectively
It connects in the inside of single screw rod pump case, inside is fixedly connected on the axial plane of connection shaft.
It is as above-mentioned technical proposal to further describe:
The quantity of the fixator is two groups, and the both ends of swing-rotor is arranged in, the fixator close to swing-rotor one
Side is chimeric bearing, and swing-rotor is fixedly connected on the inside of bearing.
It is as above-mentioned technical proposal to further describe:
The machine shaft, shaft joint and the rotation for connecting the center of shaft and the Pivot axle of swing-rotor and screw pump rotor
Turn central axis to be arranged on same horizontal linear.
It is as above-mentioned technical proposal to further describe:
The screw pump stator is fixedly fitted to the inside of single screw rod pump case, and screw pump rotor can be in screw pump stator
Chamber is freely rotated.
It is as above-mentioned technical proposal to further describe:
The air entry is provided with the top of single screw rod pump case corresponding with swing-rotor, and the screw pump rotor is arranged in air-breathing
Between mouth and exhaust outlet.
It is as above-mentioned technical proposal to further describe:
The quantity of the motor fixing card and pump case fixing card is two groups, and motor fixing card and pump case fixing card use spiral shell
Silk is fixed on the top surface of firm banking.
In the present invention, using swing-rotor, power is inputed to screw rotor by swing-rotor by motor, swing-rotor
J-type design can be offset and connect the centrifugal force that rotation generates with screw rotor, and single-screw (single screw) pump is made to run more stable, stable bearing
It can guarantee to connect shaft stable rotation, not need addition lubricating oil, make single-screw (single screw) pump that there is low noise, it is stable, exempt to tie up
The advantages of repairing reduces the production cost of enterprise, and low noise of the present invention is stable, is worthy to be popularized.
Detailed description of the invention
Fig. 1 is the sectional view for the single-screw (single screw) pump that a kind of stator proposed by the present invention is swung；
Fig. 2 is the partial enlarged view figure of Fig. 1-A；
Fig. 3 is the side view for the single-screw (single screw) pump that a kind of stator proposed by the present invention is swung.
Marginal data:
1, single screw rod pump case；2, firm banking；3, fixed motor；4, machine shaft；5, shaft joint；6, shaft is connected；7, air-breathing
Mouthful；8, exhaust outlet；9, screw pump stator；10, screw pump rotor；11, stable bearing；12, motor fixing card；13, pump case is fixed
Card；14, swing-rotor；15, fixator.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention；Term " first ", " second ", " third "
It is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance；In addition, unless otherwise specific regulation and limit
Fixed, term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to detachably connect
It connects, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediate matchmaker can also be passed through
Jie is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can be with concrete condition
Understand the concrete meaning of above-mentioned term in the present invention.
Referring to Fig.1-3, the single-screw (single screw) pump that a kind of stator is swung, including single screw rod pump case 1, the bottom surface spiral shell of single screw rod pump case 1
It tethers and is connected to pump case fixing card 13, the bottom surface of pump case fixing card 13 is fixedly connected with firm banking 2, the side of single screw rod pump case 1
Equipped with fixed motor 3, the bottom bolts of fixed motor 3 are connected with motor fixing card 12, and the inside of fixed motor 3 is serially connected with motor
Shaft 4, one end of machine shaft 4 are fixedly connected with shaft joint 5, and shaft joint 5 is fixedly connected with company far from the side of machine shaft 4
Switch through axis 6, the axial plane of connection shaft 6 is serially connected with stable bearing 11, and connection shaft 6 is fixedly connected with far from the side of shaft joint 5
Fixator 15, fixator 15 are rotatably connected to swing-rotor 14 far from the side of connection shaft 6, and swing-rotor 14 turns far from connection
The side of axis 6 is fixedly connected with screw pump rotor 10, and the outer surface of screw pump rotor 10 is socketed with screw pump stator 9, single screw rod
Pump case 1 offers exhaust outlet 8 far from the side of fixed motor 3, and the top of single screw rod pump case 1 offers air entry 7.
The quantity of stable bearing 11 is two, is serially connected in the both ends of connection shaft 6 respectively, and the outside of stable bearing 11 is solid
Surely it is connected to the inside of single screw rod pump case 1, inside is fixedly connected on the axial plane of connection shaft 6, makes to connect the operating stabilization of shaft 6,
Low noise, the quantity of fixator 15 is two groups, and the both ends of swing-rotor 14 are arranged in, and fixator 15 is close to swing-rotor 14
Side is chimeric bearing, and swing-rotor 14 is fixedly connected on the inside of bearing, and connection shaft 6 is allow to deliver power to spiral shell
Bar pump rotor 10, machine shaft 4, the center of shaft joint 5 and connection shaft 6 and the Pivot axle and screw pump of swing-rotor 14
The Pivot axle of rotor 10 is arranged on same horizontal linear, keeps single-screw (single screw) pump stable, and the fixation of screw pump stator 9 is embedding
It closes in the inside of single screw rod pump case 1, and screw pump rotor 10 can be freely rotated in the inner cavity of screw pump stator 9, guarantees screw rod
Medium can be transferred to exhaust outlet 8 from air entry 7 by pump stator 9, and air entry 7 is provided with single screw rod corresponding with swing-rotor 14
The top of pump case 1, screw pump rotor 10 are arranged between air entry 7 and exhaust outlet 8, reduce medium transmission range, and motor is fixed
Card 12 and the quantity of pump case fixing card 13 are two groups, and motor fixing card 12 makes to be screwed in pump case fixing card 13
The top surface of firm banking 2 guarantees that single screw rod pump case 1 stable and firm can be fixed on firm banking 2 with fixed motor 3 and operates.
Working principle: when the single-screw (single screw) pump operation that this kind of stator is swung, power is passed through shaft joint by fixed motor 3
5 outputs to connection shaft 6, connection shaft 6 imparts power to swing-rotor 14, and swing-rotor 14 drives screw pump rotor 10 to exist
Planet gyration movement is made in the inner cavity of screw pump stator 9, and medium enters the inner cavity of single screw rod pump case 1, screw pump rotor from air entry 7
10 are depressed into exhaust outlet 8 by the inner cavity of medium sucking screw pump stator 9, then by medium, realize medium conveying.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (7)
1. the single-screw (single screw) pump that a kind of stator is swung, including single screw rod pump case (1), which is characterized in that the single screw rod pump case (1)
Bottom surface has been bolted pump case fixing card (13), and the bottom surface of the pump case fixing card (13) is fixedly connected with firm banking (2), institute
The side for stating single screw rod pump case (1) is equipped with fixed motor (3), and the bottom bolts of the fixed motor (3) are connected with motor and fix
Block (12), the inside of the fixed motor (3) is serially connected with machine shaft (4), and one end of the machine shaft (4) is fixedly connected with
Shaft joint (5), the shaft joint (5) are fixedly connected with connection shaft (6) far from the side of machine shaft (4), and the connection turns
The axial plane of axis (6) is serially connected with stable bearing (11), and connection shaft (6) is fixedly connected with far from the side of shaft joint (5)
Determine device (15), the fixator (15) is rotatably connected to swing-rotor (14) far from the side of connection shaft (6), and described swing turns
Sub (14) are fixedly connected with screw pump rotor (10) far from the side of connection shaft (6), the appearance of the screw pump rotor (10)
Surface cover is connected to screw pump stator (9), and the single screw rod pump case (1) offers exhaust outlet (8) far from the side of fixed motor (3),
Air entry (7) are offered at the top of the single screw rod pump case (1).
2. the single-screw (single screw) pump that a kind of stator according to claim 1 is swung, which is characterized in that the stable bearing (11)
Quantity is two, is serially connected in the both ends of connection shaft (6) respectively, and is fixedly connected on single-screw (single screw) pump on the outside of stable bearing (11)
The inside of shell (1), inside are fixedly connected on the axial plane of connection shaft (6).
3. the single-screw (single screw) pump that a kind of stator according to claim 1 is swung, which is characterized in that the number of the fixator (15)
Amount is two groups, and is arranged at the both ends of swing-rotor (14), and the fixator (15) is chimeric close to the side of swing-rotor (14)
There is bearing, and is fixedly connected with swing-rotor (14) on the inside of bearing.
4. the single-screw (single screw) pump that a kind of stator according to claim 1 is swung, which is characterized in that the machine shaft (4) connects
In the Pivot axle at the center and swing-rotor (14) of axis device (5) and connection shaft (6) and the rotation of screw pump rotor (10)
Mandrel is arranged on same horizontal linear.
5. the single-screw (single screw) pump that a kind of stator according to claim 1 is swung, which is characterized in that the screw pump stator (9)
It is fixedly fitted to the inside of single screw rod pump case (1), and screw pump rotor (10) can freely turn in the inner cavity of screw pump stator (9)
It is dynamic.
6. the single-screw (single screw) pump that a kind of stator according to claim 1 is swung, which is characterized in that the air entry (7) opens up
At the top of single screw rod pump case (1) corresponding with swing-rotor (14), screw pump rotor (10) setting air entry (7) with
Between exhaust outlet (8).
7. the single-screw (single screw) pump that a kind of stator according to claim 1 is swung, which is characterized in that the motor fixing card (12)
Quantity with pump case fixing card (13) is two groups, and motor fixing card (12) makes to be screwed with pump case fixing card (13)
In the top surface of firm banking (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811552025.7A CN109707621A (en) | 2018-12-18 | 2018-12-18 | A kind of single-screw (single screw) pump that stator is swung |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811552025.7A CN109707621A (en) | 2018-12-18 | 2018-12-18 | A kind of single-screw (single screw) pump that stator is swung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109707621A true CN109707621A (en) | 2019-05-03 |
Family
ID=66256710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811552025.7A Pending CN109707621A (en) | 2018-12-18 | 2018-12-18 | A kind of single-screw (single screw) pump that stator is swung |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109707621A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114810579A (en) * | 2022-04-24 | 2022-07-29 | 上海申贝泵业制造有限公司 | Single screw pump |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19633984A1 (en) * | 1996-08-22 | 1998-02-26 | Wilhelm Kaechele Gmbh Kautschu | Eccentric screw action pump |
| CN101892980A (en) * | 2010-06-13 | 2010-11-24 | 徐华岳 | Crank type crankshaft drive single screw pump |
| CN103174646A (en) * | 2011-12-20 | 2013-06-26 | 重庆明珠机电有限公司 | Tip support device used in single screw pump |
| CN203796555U (en) * | 2014-01-06 | 2014-08-27 | 中国石油大学(华东) | Single-screw pump capable of balancing axial force and radial force |
| CN206409381U (en) * | 2017-01-17 | 2017-08-15 | 温州广宇机械设备有限公司 | The swingable single-screw (single screw) pump of stator |
-
2018
- 2018-12-18 CN CN201811552025.7A patent/CN109707621A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19633984A1 (en) * | 1996-08-22 | 1998-02-26 | Wilhelm Kaechele Gmbh Kautschu | Eccentric screw action pump |
| CN101892980A (en) * | 2010-06-13 | 2010-11-24 | 徐华岳 | Crank type crankshaft drive single screw pump |
| CN103174646A (en) * | 2011-12-20 | 2013-06-26 | 重庆明珠机电有限公司 | Tip support device used in single screw pump |
| CN203796555U (en) * | 2014-01-06 | 2014-08-27 | 中国石油大学(华东) | Single-screw pump capable of balancing axial force and radial force |
| CN206409381U (en) * | 2017-01-17 | 2017-08-15 | 温州广宇机械设备有限公司 | The swingable single-screw (single screw) pump of stator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114810579A (en) * | 2022-04-24 | 2022-07-29 | 上海申贝泵业制造有限公司 | Single screw pump |
| CN114810579B (en) * | 2022-04-24 | 2024-02-27 | 上海申贝泵业制造有限公司 | Single screw pump |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20150275891A1 (en) | Integrated motor and pump assembly | |
| JP5065162B2 (en) | Uniaxial eccentric screw pump | |
| CN107620703B (en) | Mechanical-pump integrated submersible direct-drive screw pump oil extraction device and method | |
| CN104895807B (en) | Centrifugal compressor | |
| CN109707621A (en) | A kind of single-screw (single screw) pump that stator is swung | |
| CN109441799B (en) | Easily-maintained low-noise mixed transportation booster pump | |
| CN109092131A (en) | A kind of construction paint mixing device | |
| JP2007303412A (en) | Uniaxial eccentric screw-pump | |
| CN207879568U (en) | Birotor peristaltic pump | |
| KR930010816B1 (en) | Helical vane type compressor compensates for thrust loss | |
| CN202301030U (en) | Single-screw air compressor utilizing water lubrication | |
| CA2282231C (en) | Modular downhole multiphase pump | |
| CN102305211A (en) | Combined type self-priming pump | |
| CN101892980B (en) | Crank type crankshaft drive single screw pump | |
| CN109519371A (en) | A kind of U-shaped rotational structure of single-screw (single screw) pump | |
| CN206360883U (en) | GR high pressure screw pumps | |
| CN209068955U (en) | A kind of drying and calcination charger | |
| CN108757445A (en) | Screw compressor and vehicle with it | |
| CN209908399U (en) | Downhole drilling tool driven by sliding vane motor | |
| KR100882466B1 (en) | Drive of rotary piston pump | |
| CN203906271U (en) | Single-cell sliding vane pump | |
| CN209511562U (en) | A kind of rotor-type oil pump of remodeling | |
| CN207634337U (en) | A kind of dual-gripper screw pump | |
| CN108730166B (en) | It is equipped with the fluid pump system of fluid regulation apparatus | |
| CN201991770U (en) | An eccentric double rotor pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190503 |